Polymerizable Spherical Transition Metal Complex, Spherical Transition Metal Complex, and Production Method Thereof

Abstract

A polymerizable spherical transition metal complex is provided which has a hollow shell which is formed from transition metal atoms and bidentate organic ligands, the bidentate organic ligands having a substituent having a polymerizable group moiety at an end thereof, and the substituents being oriented towards the interior of the hollow shell. A spherical transition metal complex in which, in the hollow shell of the polymerizable spherical transition metal complex, the polymerizable groups are polymerized, and a production method thereof are also provided. The polymerizable spherical transition metal complex which is a spherical transition metal complex having a hollow shell, is characterized in that the hollow shell is formed from a transition metal atoms (wherein a represents an integer of 6 to 60), and 2a bidentate organic ligands, the bidentate organic ligands have a substituent having at least one or more polymerizable group moieties at an end thereof, and the substituents are oriented towards an interior of the hollow shell. The spherical transition metal complex is characterized in that the polymerizable groups are polymerized in the hollow shell of the polymerizable spherical transition metal complex. The production method thereof is also provided.

1 - 16 . (canceled) 
   
   
       17 . A polymerizable spherical transition metal complex which is a spherical transition metal complex having a hollow shell, characterized in that the hollow shell is formed from a transition metal atoms (wherein a represents an integer of 6 to 60), and 2a bidentate organic ligands, the bidentate organic ligands have a substituent having at least one or more polymerizable group moieties at an end thereof, and the substituents are oriented towards an interior of the hollow shell. 
   
   
       18 . A polymerizable spherical transition metal complex which is a spherical transition metal complex having a hollow shell, characterized in that the hollow shell is formed from b transition metal atoms (wherein b is 6, 12, 24, 30, or 60), and 2b bidentate organic ligands, the bidentate organic ligands have a substituent having at least one or more polymerizable group moieties at an end thereof, and the substituents are oriented towards an interior of the hollow shell. 
   
   
       19 . The polymerizable spherical transition metal complex according to  claim 17 , represented by the formula M a L 2a  (wherein a is an integer of 6 to 60, and each M and each L may respectively be the same or different) formed from a transition metal compound (M) and a bidentate organic ligand (L) having the substituent having the at least one or more polymerizable group moieties at the end thereof in a self-assembling manner so that the substituents are oriented towards the interior of the hollow shell. 
   
   
       20 . The polymerizable spherical transition metal complex according to  claim 18 , represented by the formula M b L 2b  (wherein b is 6, 12, 24, 30, or 60, and each M and each L may respectively be the same or different) formed from a transition metal compound (M) and a bidentate organic ligand (L) having the substituent having the at least one or more polymerizable group moieties at the end thereof in a self-assembling manner so that the substituents are oriented towards the interior of the hollow shell. 
   
   
       21 . The polymerizable spherical transition metal complex according to  claim 17 , wherein the polymerizable group moiety is a radical polymerizable group. 
   
   
       22 . The polymerizable spherical transition metal complex according to  claim 17 , wherein the transition metal atom constituting the transition metal complex is one kind selected from the group consisting of Ti, Fe, Co, Ni, Cu, Zn, Ru, Rh, Pd, Cd, Os, Ir, and Pt. 
   
   
       23 . The polymerizable spherical transition metal complex according to  claim 17 , wherein the bidentate organic ligand is a compound represented by the formula (I) 
     
       
         
         
             
             
         
       
     
     {wherein R 1  and R 2  each independently represent a halogen atom, an alkyl group which may be substituted, an alkoxyl group which may be substituted, a cyano group, or a nitro group;
 m1 and m2 each independently represent an integer of 0 to 4, and when m1 and m2 are 2 or more, each R 1  and each R 2  may be the same or different; 
 A represents a group represented by the following formulae (a-1) to (a-4), 
 
     
       
         
         
             
             
         
       
     
     [wherein R 3  represents a group having a polymerizable functional group on an end thereof;
 R 4  represents a halogen atom, an alkyl group which may be substituted, an alkoxyl group which may be substituted, a cyano group, or a nitro group; 
 m3 represents an integer of 0 to 3, m4 represents an integer of 0 to 2, and when m3 is 2 or more and m4 is 2, plural R 4s  may be the same or different; and 
 Q represents -Nr1- (wherein r1 represents a hydrogen atom, an alkyl group, an aryl group, or an acyl group), —O—, —C(═O)—, —S—, or —SO 2 —]}. 
 
   
   
       24 . The polymerizable spherical transition metal complex according to  claim 23 , wherein R 3  is a group represented by the formula -D-E [wherein D represents a linking group represented by the formula —(O—CH 2 )s- (wherein s represents an integer of 0 to 20), a linking group represented by the formula —(CH 2 )t- (wherein t represents an integer of 0 to 20), or a linking group formed by a combination thereof; and E represents a polymerizable group]. 
   
   
       25 . The polymerizable spherical transition metal complex according to  claim 23 , wherein R 3  has a linking group which has 2 or 3 branches represented by -D1- [wherein D1 is represented by the formula —O—C—, or —O—CH—], and has on each of 2 or 3 branch chains of this linking group a group represented by -D-E [wherein D represents a linking group represented by the formula —(O—CH 2 )s- (wherein s represents an integer of 0 to 20), a linking group represented by the formula —(CH 2 )t- (wherein t represents an integer of 0 to 20), or a linking group formed by a combination thereof; and E represents a polymerizable group]. 
   
   
       26 . The polymerizable spherical transition metal complex according to  claim 24 , wherein s and t of the linking group represented by the formulae —(O—CH 2 )s- and —(CH 2 )t- are 3, and if the linking group is formed from a combination of these, the sum of s and t is 3. 
   
   
       27 . The polymerizable spherical transition metal complex according to  claim 24 , wherein E is a group represented by the formula —O—CO—C(r2)=CH 2  (wherein r2 represents a hydrogen atom or a methyl group). 
   
   
       28 . The polymerizable spherical transition metal complex according to  claim 17 , wherein the bidentate organic ligand is a compound represented by the formula (I-1), 
     
       
         
         
             
             
         
       
     
     (wherein r2 represents a hydrogen atom or a methyl group; and w represents an integer of 0 to 20). 
   
   
       29 . The polymerizable spherical transition metal complex according to  claim 17 , wherein the bidentate organic ligand is a compound represented by the formula (I-1′), 
     
       
         
         
             
             
         
       
     
     (wherein R 5  and R 6  represent a polymerizable group represented by a methacryloxyl group, an acryloxyl group, a methacrylamide group, a vinylphenoxy group, and a vinyloxy group; w1 and w2 represent an integer of 0 to 20; R 5  and R 6  may be the same or different; and w1 and w2 may be the same or different). 
   
   
       30 . A method for producing the polymerizable spherical transition metal complex according to  claim 17 , characterized by reacting a transition metal compound (M) and a bidentate organic ligand (L) having a substituent having at least one or more polymerizable group moieties at an end thereof, in a proportion of 1 to 5 moles of the bidentate organic ligand (L) with respect to 1 mole of the transition metal compound (M). 
   
   
       31 . A spherical transition metal complex obtained by polymerizing the polymerizable spherical transition metal complex according to  claim 17 , in which the polymerizable groups are polymerized in the hollow shell to form a polymer. 
   
   
       32 . A method for producing the spherical transition metal complex according to  claim 31 , characterized by adding a polymerization initiator to a solvent solution containing a polymerizable spherical transition metal complex to polymerize the polymerizable groups, wherein the polymerizable spherical transition metal complex is a spherical transition metal complex having a hollow shell, characterized in that the hollow shell is formed from a transition metal atoms (wherein a represents an integer of 6 to 60), and 2a bidentate organic ligands, the bidentate organic ligands have a substituent having at least one or more polymerizable group moieties at an end thereof, and the substituents are oriented towards an interior of the hollow shell.